bsolute optical frequency measurement 絕對(duì)光頻測(cè)量; 絕對(duì)光頻測(cè) MB!$s_~o#L  
&!KW[]i%9}  
absorpting loss in optical thin-film 光學(xué)薄膜的吸收損耗 3-U@==:T  
H-'~c\)  
console optical-display plotter 控制臺(tái)光顯示繪圖儀 yQdoy^d/4  
0})mCVBY  
continuous variable optical attenuator 連續(xù)可變光衰減器 #9u2LK  
RJ~I?{yR0[  
continuous-wave optical ranging system 連續(xù)波光學(xué)測(cè)距系統(tǒng) kdp- 
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+@jX|  
convex optical tool 光學(xué)玻璃凸面磨  HV\l86}  
65AG#O5R  
coronal optical polarization 日冕光學(xué)偏振 D>m!R[!o  
{/K_NSg+h  
coupled optical resonators 耦合光諧振腔 y)D7!s  
^gd[U